Home / 162,456.99-243,688.83-50,137.28

Finding the Fourth Proportional to 162,456.99, 243,688.83 and 50,137.28

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Solution

The fourth proportional to 162,456.99, 243,688.83 and 50,137.28 is: 75,206.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,456.99 : 243,688.83 = 50,137.28 : x
  2. Step 2: Convert to fraction form
    162,456.99/243,688.83 = 50,137.28/x
  3. Step 3: Cross multiply
    162,456.99x = 243,688.83 × 50,137.28
  4. Step 4: Simplify right side
    162,456.99x = 12,217,894,750.97
  5. Step 5: Solve for x
    x = 12,217,894,750.97/162,456.99
  6. Step 6: Final answer
    x = 75,206.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.